Inorganic binders have had a role in the construction industry since preclassical times and, after successive transformations, are today briefly classified as cements, limes and plasters. These binders, as well as being used singularly are often mixed in order to produce an end product, which meets the technical characteristics of the user.
The economics of advanced process control systems are very good and estimated payback periods can be as short as 3 months. In general, estimated payback period is less than 2 years. In a 4500 tpd Chinese plant, installation of a process control and optimization system required an investment of 980 thousand RMB, and took one month.